package com.mall.framework.web.service;

import javax.annotation.Resource;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.mall.business.domain.TCoupon;
import com.mall.business.domain.TCouponUser;
import com.mall.business.domain.TYqUser;
import com.mall.business.service.ITCouponService;
import com.mall.business.service.ITCouponUserService;
import com.mall.business.service.ITYqUserService;
import com.mall.common.core.domain.LoginXcxBody;
import com.mall.common.core.domain.RegisterXcxBody;
import com.mall.common.utils.WxUtils;
import com.mall.framework.security.OpenIdAuthenticationToken;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.stereotype.Component;
import com.mall.common.constant.CacheConstants;
import com.mall.common.constant.Constants;
import com.mall.common.constant.UserConstants;
import com.mall.common.core.domain.entity.SysUser;
import com.mall.common.core.domain.model.LoginUser;
import com.mall.common.core.redis.RedisCache;
import com.mall.common.exception.ServiceException;
import com.mall.common.exception.user.BlackListException;
import com.mall.common.exception.user.CaptchaException;
import com.mall.common.exception.user.CaptchaExpireException;
import com.mall.common.exception.user.UserNotExistsException;
import com.mall.common.exception.user.UserPasswordNotMatchException;
import com.mall.common.utils.DateUtils;
import com.mall.common.utils.MessageUtils;
import com.mall.common.utils.StringUtils;
import com.mall.common.utils.ip.IpUtils;
import com.mall.framework.manager.AsyncManager;
import com.mall.framework.manager.factory.AsyncFactory;
import com.mall.framework.security.context.AuthenticationContextHolder;
import com.mall.system.service.ISysConfigService;
import com.mall.system.service.ISysUserService;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * 登录校验方法
 *
 * @author ruoyi
 */
@Component
public class SysLoginService
{
    @Autowired
    private TokenService tokenService;

    @Resource
    private AuthenticationManager authenticationManager;

    @Autowired
    private RedisCache redisCache;

    @Autowired
    private ISysUserService userService;

    @Autowired
    private ISysConfigService configService;

    /**
     * 登录验证
     *
     * @param username 用户名
     * @param password 密码
     * @param code 验证码
     * @param uuid 唯一标识
     * @return 结果
     */
    public String login(String username, String password, String code, String uuid)
    {
        // 验证码校验
//        validateCaptcha(username, code, uuid);
        // 登录前置校验
        loginPreCheck(username, password);
        // 用户验证
        Authentication authentication = null;
        try
        {
            UsernamePasswordAuthenticationToken authenticationToken = new UsernamePasswordAuthenticationToken(username, password);
            AuthenticationContextHolder.setContext(authenticationToken);
            // 该方法会去调用UserDetailsServiceImpl.loadUserByUsername
            authentication = authenticationManager.authenticate(authenticationToken);
        }
        catch (Exception e)
        {
            if (e instanceof BadCredentialsException)
            {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
                throw new UserPasswordNotMatchException();
            }
            else
            {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, e.getMessage()));
                throw new ServiceException(e.getMessage());
            }
        }
        finally
        {
            AuthenticationContextHolder.clearContext();
        }
        AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_SUCCESS, MessageUtils.message("user.login.success")));
        LoginUser loginUser = (LoginUser) authentication.getPrincipal();
        recordLoginInfo(loginUser.getUserId());
        // 生成token
        return tokenService.createToken(loginUser);
    }

    /**
     * 校验验证码
     *
     * @param username 用户名
     * @param code 验证码
     * @param uuid 唯一标识
     * @return 结果
     */
    public void validateCaptcha(String username, String code, String uuid)
    {
        boolean captchaEnabled = configService.selectCaptchaEnabled();
        if (captchaEnabled)
        {
            String verifyKey = CacheConstants.CAPTCHA_CODE_KEY + StringUtils.nvl(uuid, "");
            String captcha = redisCache.getCacheObject(verifyKey);
            if (captcha == null)
            {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.expire")));
                throw new CaptchaExpireException();
            }
            redisCache.deleteObject(verifyKey);
            if (!code.equalsIgnoreCase(captcha))
            {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.error")));
                throw new CaptchaException();
            }
        }
    }

    /**
     * 登录前置校验
     * @param username 用户名
     * @param password 用户密码
     */
    public void loginPreCheck(String username, String password)
    {
        // 用户名或密码为空 错误
        if (StringUtils.isEmpty(username) || StringUtils.isEmpty(password))
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("not.null")));
            throw new UserNotExistsException();
        }
        // 密码如果不在指定范围内 错误
        if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                || password.length() > UserConstants.PASSWORD_MAX_LENGTH)
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
            throw new UserPasswordNotMatchException();
        }
        // 用户名不在指定范围内 错误
        if (username.length() < UserConstants.USERNAME_MIN_LENGTH
                || username.length() > UserConstants.USERNAME_MAX_LENGTH)
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
            throw new UserPasswordNotMatchException();
        }
        // IP黑名单校验
        String blackStr = configService.selectConfigByKey("sys.login.blackIPList");
        if (IpUtils.isMatchedIp(blackStr, IpUtils.getIpAddr()))
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("login.blocked")));
            throw new BlackListException();
        }
    }

    /**
     * 记录登录信息
     *
     * @param userId 用户ID
     */
    public void recordLoginInfo(Long userId)
    {
        SysUser sysUser = new SysUser();
        sysUser.setUserId(userId);
        sysUser.setLoginIp(IpUtils.getIpAddr());
        sysUser.setLoginDate(DateUtils.getNowDate());
        userService.updateUserProfile(sysUser);
    }


    @Autowired
    private SysRegisterService registerService;

    @Autowired
    private ITCouponService tCouponService;
    @Autowired
    private ITCouponUserService tCouponuserService;

    @Autowired
    private ITYqUserService tYqUserService;
    public HashMap<String, String> loginXcx(LoginXcxBody vo) throws Exception {
        HashMap<String, String> hashMap = new HashMap<>();
        // 通过微信登录
            // 获取openId
            Map<String, String> wxOpenId = WxUtils.getWxOpenId(vo.getCode());
            String openId= wxOpenId.get("openId");
//        String openId= vo.getOpenId();
            if (StringUtils.isEmpty(openId)) {
                throw new ServiceException("openId获取失败");
            }

        SysUser sysUser = userService.selectUserByOpenId(openId);
            if (sysUser == null) {
                // 注册返回token
                RegisterXcxBody registerUser = new RegisterXcxBody();
                registerUser.setOpenId(openId);
                // 绑定账号
                registerService.registerXcxByOpenId(registerUser);

                SysUser sysUsernow = userService.selectUserByOpenId(openId);
                if(!StringUtils.isEmpty(vo.getYUserId())){
                    // 邀请用户
                    TYqUser  yqUser =new TYqUser();
                    yqUser.setBUserId(sysUsernow.getUserId()+"");
                    yqUser.setYUserId(sysUser.getUserId()+"");
                    tYqUserService.save(yqUser);
                }
                QueryWrapper<TCoupon> couponQueryWrapper =new QueryWrapper<>();
                couponQueryWrapper.eq("type","1");
                List<TCoupon> list = tCouponService.list(couponQueryWrapper);
                for (int i = 0; i < list.size(); i++) {
                    TCouponUser couponUser =new TCouponUser();
                    couponUser.setCouponId(list.get(i).getId());
                    couponUser.setUserId(sysUsernow.getUserId()+"");
                    couponUser.setName(list.get(i).getName());
                    couponUser.setMoney(list.get(i).getMoney());
                    couponUser.setType("1");
                    couponUser.setStartDate(list.get(i).getYxStartDate());
                    couponUser.setEndDate(list.get(i).getYxEndDate());
                    couponUser.setStatus("0");
                    tCouponuserService.save(couponUser);
                }
                throw new ServiceException(openId, 1);
            } else {
                if (StringUtils.isEmpty(sysUser.getPhonenumber())) {
                    throw new ServiceException(openId, 1);
                }
                // 生成token
                String s = loginByOpenId(openId);
                hashMap.put("token", s);
            }

        return hashMap;

    }

    public String loginByOpenId(String openId) {
        // 用户验证
        Authentication authentication = null;
        try {
            // 该方法会去调用UserDetailsServiceImpl.loadUserByUsername
            authentication = authenticationManager
                    .authenticate(new OpenIdAuthenticationToken(openId));
        } catch (Exception e) {
            if (e instanceof BadCredentialsException) {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(openId, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
                throw new UserPasswordNotMatchException();
            } else {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(openId, Constants.LOGIN_FAIL, e.getMessage()));
                throw new ServiceException(e.getMessage());
            }
        }
        AsyncManager.me().execute(AsyncFactory.recordLogininfor(openId, Constants.LOGIN_SUCCESS, MessageUtils.message("user.login.success")));
        LoginUser loginUser = (LoginUser) authentication.getPrincipal();
        recordLoginInfo(loginUser.getUserId());
        // 生成token
        return tokenService.createToken(loginUser);
    }


}
